<template>
  <div class="outer">
    <!-- 三级分类导航 -->
    <TypeNav></TypeNav>
    <div class="main">
      <div class="py-container">
        <!--面包屑导航-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <span href="#">全部结果</span>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <li class="with-x" v-show="searcHParams.categoryName">{{ searcHParams.categoryName }}
              <i @click="remove_category">×</i>
            </li>
            <li class="with-x" v-show="searcHParams.keyword">{{ searcHParams.keyword }}<i @click="remove_keyword">×</i>
            </li>

            <li class="with-x" v-show="brand_log">品牌:{{ brand_log }}<i @click="remove_brand">×</i></li>

            <li class="with-x" v-for="(prop, index) in searcHParams.props" :key=prop.id>{{ prop | fmtPropName }}<i @click="remove_commodity">×</i></li>

          </ul>
        </div>

        <!-- 搜索器 -->
        <SearchSelector @brand_crumbs_data="brand_crumbs_data" @get-attr="saveAttrValue" />

        <!--商品展示区-->
        <div class="details clearfix">
          <!-- 列表操作区 -->
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li :class="{ active: !isPrice }" @click="changeOrder(1)">
                  <a href="javascript:;">综合<span class="iconfont" :class="{ 'icon-jiantou_xiangshang_o':isUp,'icon-jiantou_xiangxia_o': !isUp}" v-show="!isPrice"></span></a>
                </li>

                <li :class="{ active: isPrice }" @click="changeOrder(2)">
                  <a href="javascript:;">价格<span v-show="isPrice" class="iconfont" :class="{ 'icon-jiantou_xiangshang_o':isUp,'icon-jiantou_xiangxia_o': !isUp}"></span></a>
                </li>

              </ul>
            </div>
          </div>
          <!-- 商品列表 -->
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for="merchandise_ps in merchandise" :key="merchandise_ps.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <router-link :to="'/detail/'+merchandise_ps.id"><img :src="merchandise_ps.defaultImg" /></router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥&nbsp;</em>
                      <i>{{ merchandise_ps.price }}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <router-link :to="'/detail/'+merchandise_ps.id" :title="merchandise_ps.title">{{ merchandise_ps.title }}</router-link>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a href="success-cart.html" target="_blank" class="sui-btn btn-bordered btn-danger">加入购物车</a>
                    <a href="javascript:void(0);" class="sui-btn btn-bordered">收藏</a>
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <!-- 分页器 -->
          <Pagination :total="total" :pageSize="searcHParams.pageSize" :continues="5" :pageNo="searcHParams.pageNo" :changePageNo="getPageNo"></Pagination>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import { mapGetters } from 'vuex'
import SearchSelector from './SearchSelector'
import Pagination from '@/components/Pagination/index.vue'

//引入字体库代码
import './font/iconfont.css'
export default {
  name: 'Search',
  data() {
    return {
      searcHParams: {
        category1Id: '', //一级分类id
        category2Id: '', //二级分类id
        category3Id: '', //三级分类id
        categoryName: '', //分类的名称
        keyword: '', //关键词
        props: [], //商品属性
        trademark: '', //商品品牌
        order: '1:asc', // 排序规则
        pageNo: 1, //页码
        pageSize: 5 //每页显示的数量
      }
    }
  },
  components: {
    SearchSelector,
    Pagination
  },

  // 监视路由路径发送变化
  watch: {
    $route: {
      //监视要立刻马上执行
      immediate: true,
      //监视过后的最新值在下面函数的形参中
      handler(new_route) {
        //先将data中searcHParams的值赋值为undefined因为路由参数会忽略为undefined的参数

        //  对象方法assign的作用是合并属性，利用后面覆盖前面相同属性的方法就可以如下简写
        Object.assign(this.searcHParams, {
          category1Id: undefined, //一级分类id
          category2Id: undefined, //二级分类id
          category3Id: undefined, //三级分类id
          categoryName: undefined, //分类的名称
          keyword: undefined //关键词
        })

        //接收传递过来的参数
        //把路由上的最新参数拿过来然后解构路由参数上的两个值query,params
        let { query, params } = new_route

        //然后再利用数组合并的方法把路由中的参数通过相同属性后面的覆盖前面的给添加到this.searcHParams，没有的还是为undefined，因为路由的参数就在三级导航上点击或者搜索框里搜索的参数
        Object.assign(this.searcHParams, query, params)

        this.request()
      }
    }
  },

  //删除面包屑
  methods: {
    remove_keyword() {
      // keyword用的是query？的路由参数而params中没有keyword没有所以解构出来的是个undefined
      // const { keyword } = this.$route.params
      //当我点击的x的时候就跳转路由给路由赋值为undefined路由参数会无视undefined所以路由会为空只有路径，当路由参数改变监视数据就监视到了，就会执行重新赋值

      //这里是删除params参数，那就需要路由跳转的时候，不带params参数，query正常传

      // this.$router.push({
      //   name: 'search',
      //   query: this.$route.query
      // })

      this.$router.push({
        name: 'search',
        query: this.$route.query
      }),
        this.$bus.$emit('empty')

      //删除关键字参数

      // const { query } = this.$route
      // this.$router.push({
      //   name: 'search',

      //     query,

      // })
    },
    remove_category() {
      //这里是删除query参数，那就需要路由跳转的时候，不带query参数，params正常传

      this.$router.push({
        name: 'search',
        params: this.$router.params
      })

      //    //先获取下关键字
      // const { keyword } = this.$route.params
      // //  删除三级导航参数
      // this.$router.push({
      //   name: 'search',
      //   params:{keyword}
      // })
    },
    //获取品牌面包屑
    brand_crumbs_data(data) {
      this.searcHParams.trademark = `${data.tmId}:${data.tmName}`
      this.request()
    },
    //删除品牌面包屑
    remove_brand() {
      this.searcHParams.trademark = undefined
      this.request()
    },

    // 获取商品属性
    saveAttrValue(attr) {
      console.log('售卖', name, parent)
      let { id, attrName, network2 } = attr
      const prop = `${id}:${network2}:${attrName}`

      if (!this.searcHParams.props.includes(prop)) {
        this.searcHParams.props.push(prop)
        this.request()
      }
    },

    //移除对应的售卖属性
    remove_commodity(index) {
      this.searcHParams.props.splice(index, 1)
      this.request()
    },
    //提取请求更新
    request() {
      this.$store.dispatch('Search/search_commodity_gain', this.searcHParams)
    },
    //分页器给搜索传参
    getPageNo(pageNo) {
      this.searcHParams.pageNo = pageNo
      this.request()
    },

    //单击实现高亮
    changeOrder(newNum) {
      // 当我们单击排序按钮的时候，首先要确定你单击的是哪个按钮，是综合？还是价格？
      // 如果你单击的是当前高亮的按钮，此时只需要将排序取反即可
      // 如果你单击的是一个未高亮的按钮，此时应该让当前按钮高亮，然后有一个默认排序
      // 8.1 解构出原数据
      // console.log('ccc', newNum)
      const [oldNum, oldType] = this.searcHParams.order.split(':')
      // console.log('呜呜呜', oldNum, oldType)
      // 8.2 判断单击的是哪个按钮 1综合?还是2价格?
      if (oldNum == newNum) {
        // 说明单击的还是原来的按钮，其实就是高亮的按钮，只需要将排序取反即可
        // 8.3 判断向上还是向下
        this.searcHParams.order = `${oldNum}:${oldType === 'asc' ? 'desc' : 'asc'}`
        // console.log('woowowowowo', this.searcHParams.order)
      } else {
        this.searcHParams.order = `${newNum}:asc`
      }
      // console.log('aaa', this.searcHParams.pageNo)
      this.searcHParams.pageNo = 1
      // 重新发送请求
      this.request()
    }
  },
  //计算属性
  computed: {
    ...mapGetters('Search', ['brand_data', 'merchandise', 'total']),
    brand_log() {
      const { trademark } = this.searcHParams
      return trademark ? trademark.split(':')[1] : ''
    },

    //判断是价格亮还是综合亮
    isPrice() {
      return this.searcHParams.order.split(':')[0] === '2'
    },
    isUp() {
      return this.searcHParams.order.split(':')[1] === 'asc'
    }
  },

  //过滤器
  filters: {
    fmtPropName(rawPropName) {
      const nameAttr = rawPropName.split(':')
      return nameAttr[2] + ':' + nameAttr[1]
    }
  },
  // 挂载完毕后
  mounted() {
    // this.$on('brand_crumbs_data', this.brand_crumbs_data())
    // console.log(data)
  }
}
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
  }
}
</style>